LogicalDOC is a modern document management system with a nice interface, easy to use and very fast. It uses open source Java technologies such as GWT, Spring, Lucene in order to provide a flexible and scalable DMS solution. http://www.logicaldoc.com

JasperReports Server is a powerful, yet flexible and lightweight reporting server. Generate, organize, secure, and deliver interactive reports and dashboards to users with a web based BI Platform. Available as an open source community edition download as well as a commercially licensed, enterprise-grade business intelligence solution.

Openbravo 3, the agile ERP, is a modular, ready to use, 100% web-based open source business management system written in Java, that automates all of the core business processes for small and mid-sized companies.